No SARS-CoV-2 cross-neutralization by intravenous immunoglobulins produced from plasma collected before the 2020 pandemic
J. Schwaiger, M. Karbiener, C. Aberham, M. R. Farcet, T. R. Kreil
The paper tests 54 intravenous immunoglobulin preparations from pre-pandemic plasma and finds they neutralize seasonal coronavirus hCoV-229E but not SARS-CoV-2.
bioRxiv · Jul 30, 2020Immunology